diff --git a/server.js b/server.js
index 1d5041549..c0fd4c194 100644
--- a/server.js
+++ b/server.js
@@ -217,6 +217,7 @@ app.get('/api/config', function(req, res){
             httpUnsafeOrigin: config.httpUnsafeOrigin,
             adminEmail: config.adminEmail,
             adminKeys: admins,
+            inactiveTime: config.inactiveTime,
             supportMailbox: config.supportMailboxPublicKey
         }, null, '\t'),
         'obj.httpSafeOrigin = ' + (function () {
diff --git a/www/common/toolbar3.js b/www/common/toolbar3.js
index bb325af59..224f7eeb6 100644
--- a/www/common/toolbar3.js
+++ b/www/common/toolbar3.js
@@ -732,13 +732,20 @@ MessengerUI, Messages) {
                 $('.cp-pad-not-pinned').remove();
                 return;
             }
+
+            if (typeof(ApiConfig.inactiveTime) !== 'number') {
+                $('.cp-pad-not-pinned').remove();
+                return;
+            }
+
             if ($('.cp-pad-not-pinned').length) { return; }
-            var pnpTitle = Messages._getKey('padNotPinned', ['','','','']);
-            var pnpMsg = Messages._getKey('padNotPinned', [
+            var pnpTitle = Messages._getKey('padNotPinnedVariable', ['','','','', ApiConfig.inactiveTime]);
+            var pnpMsg = Messages._getKey('padNotPinnedVariable', [
                 '<a href="' + o + '/login" class="cp-pnp-login" target="blank" title>',
                 '</a>',
                 '<a href="' + o + '/register" class="cp-pnp-register" target="blank" title>',
-                '</a>'
+                '</a>',
+                ApiConfig.inactiveTime
             ]);
             var $msg = $('<span>', {
                 'class': 'cp-pad-not-pinned'
diff --git a/www/common/translations/messages.json b/www/common/translations/messages.json
index be4b4942d..a021962f9 100644
--- a/www/common/translations/messages.json
+++ b/www/common/translations/messages.json
@@ -27,6 +27,7 @@
     "onLogout": "You are logged out, {0}click here{1} to log in<br>or press <em>Escape</em> to access your pad in read-only mode.",
     "wrongApp": "Unable to display the content of that realtime session in your browser. Please try to reload that page.",
     "padNotPinned": "This pad will expire after 3 months of inactivity, {0}login{1} or {2}register{3} to preserve it.",
+    "padNotPinnedVariable": "This pad will expire after {4} days of inactivity, {0}login{1} or {2}register{3} to preserve it.",
     "anonymousStoreDisabled": "The webmaster of this CryptPad instance has disabled the store for anonymous users. You have to log in to be able to use CryptDrive.",
     "expiredError": "This pad has reached its expiration time and is no longer available.",
     "deletedError": "This pad has been deleted by its owner and is no longer available.",